Black-winged long-legged sandpiper, slender black and white waterbird, body length of 35 to 40 cm, not too big, but a pair of 30 cm long thin legs, they forage when the pace is slow, just like the model catwalk, can be called the bird world "supermodel".
The black-winged sandpiper has a slender and straight mouth and is covered with black and white feathers. Often inhabiting wetland environments such as lakes, swamps, and shallow river channels, in the habitat, they will walk gracefully at the water's edge with bright red and slender legs, because the long-legged sandpiper has no webs on its claws and can walk freely in the water.
Because the long-legged sandpiper has a pair of large long legs, they cannot put their legs under the abdomen like other birds when flying, but can only drag their legs behind the body to fly, which is easy to identify.
The black-winged sandpiper is a gregarious animal that prefers to move in groups and feeds mainly on mollusks, shrimp, insects, and small fish and tadpoles. It often feeds in shallow waters, small ponds and swamps, and on muddy surfaces along the water's edge.
During migration, the black-winged sandpiper is found in most parts of the continent and generally lives in the northeast, northwest and north China of the continent.